<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="./lib/vue-2.4.0.js"></script>
    <link rel="stylesheet" href="./lib/bootstrap-3.3.7.css">
</head>

<body>
    <div id="app">
       <counter></counter>
    </div>
    <template id="tmp1">
            <div>
                <input type="button" value="+1" @click="increasing">
                <h3>{{ count }} </h3>
            </div>
        </template>
    <script>
        Vue.component("counter", {
            template: "#tmp1",
            data: function () {
                return {
                    count: 0
                }
            },
            methods: {
                increasing() {
                    this.count++
                }
            }
        })
        var vm = new Vue({
            el: "#app",
            data: {

            },
            methods: {

            },
        })
    </script>
</body>

</html>